| News |
|
|
 |
|
|
| Your Location£ºHome > News > PCBA-FAQ |
| What's the anti-oxygenation treatment-sealing treatment after plug goldfinger gold plating process? |
|
|
The explanation is as follows:
A.general it will be plated nickel before plated gold, so once the gold surface discoloration, mainly due to gold layer is too thin and the emergence of (porous). Under the influence of water vapor, in gold as the cathode and nickel as anode under this situation, resulting in a nickel emerge from the hole and pollution. Also foreign matter such as dust attached to the gold surface, resulting in poor appearance.
B.Gold does not have rust problems in the air,
For reprint, please indicate by www.pcba.co
|
|
¡ºBack¡»
|
|
 |
|
